package com.es.service;

import org.springframework.stereotype.Service;

@Service
public class TeacherService {

    public void save(){
        System.out.println("Teacher-进行保存");
    }
    public void update(){
        System.out.println("Teacher-进行更新");
    }
    public void delete(){
        int i = 10/0;
        System.out.println("Teacher-进行删除");
    }

}
